An introduction to the Troodon, a dinosaur that stood about 1.3 metres tall and lived in the northwest United States and Canada.

Finding Troodon -- Where Troodon lived -- Troodon's big head -- Troodon's thin body -- How Troodon moved -- Troodon's world -- Troodon's food -- Troodon's family life -- The end of Troodon.